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Why did the truss bridge break up with the beam bridge? It needed more support.
over LITTLE BETSIE RIVER
0.6 MI W OF M137
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Good overall condition rating of 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 941 vehicles per day and is 56 years old (reconstructed in 2024).
Its sufficiency rating of 70.5 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge is likely to be a comfortable crossing for most travelers.
This bridge is 42 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
Only about 941 vehicles cross daily — very light traffic with low congestion risk.
The deck is 37 feet wide with 2-3 lanes — moderate width.
This bridge crosses over water. Focus on the road ahead — the water is far below.
This comfort score is designed to help individuals with bridge anxiety plan their travel. All bridges in the National Bridge Inventory are regularly inspected and deemed safe for travel. This is not medical advice — if you experience severe anxiety, please consult a healthcare professional.
Year Built
1970
56 years old (rebuilt 2024)
Structure Type
Steel Box Beam (Single/Spread)
Total Length
42 ft
12.8 m
Deck Width
37 ft
11.3 m
Spans
1
sections between supports
Max Span
42 ft
longest unsupported section (12.8 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
941vehicles/day
44.63317°N, 85.78196°W
Steel Box Beam (Single)
A steel box beam bridge uses hollow rectangular steel sections that provide excellent torsional resistance and allow for longer spans.
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Data from the National Bridge Inventory (NBI), maintained by the Federal Highway Administration (FHWA).
Data year: 2025. Conditions may have changed since the last inspection.
This information is provided for educational and informational purposes only. It should not be used as the sole basis for any decisions related to bridge safety or transportation planning. Always consult official sources and local authorities for the most current data.